Advanced Set Up - How to use a different Avantree headphone in the TV set as PRIMARY?

If you prefer to use a different Avantree headphone as the primary in your Avantree TV headphone set, you can do so easily

1. Turn all three devices off
2. Turn on the transmitter and put it into pairing mode
3. Put the intended-to-use-as-primary headphone into pairing mode
4. Wait for them to pair & connect
5. Lock them up with the locking method of the set.